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Individual Calculations August 2023 |
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| Gianmarco, Leiva Total change: 6.40 | |   |
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| 51st annual World Open - Open | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2270 | 2405 | 6.50 | 9 | 0.64 | 10 | 6.40 | |
|  Sammons, Evan | | | 2005 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Chabot, Roland | | | 2089 | CAN | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Niemann, Hans | g | | 2695 | USA | 0.00 | 1 | -0.16 | 10 | -1.60 | | | Yanayt, Eugene | f | | 2060 | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Taylor, Timothy W | m | | 2103 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Jiang, Brandon | c | | 2187 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Matviishen, Viktor | g | | 2538 | UKR | 1.00 | 1 | 0.68 | 10 | 6.80 | | | Mikaelyan, Arman | g | | 2523 | ARM | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Matta, Nicholas F | | | 2226 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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